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Mantrap (access control) A mantrap, security mantrap portal, airlock, sally port or access control vestibule is a physical security access control system comprising a small space with two sets of interlocking doors, such that the first set of doors must close before the second set opens. [1] [2] [3] Airlocks have a very similar design, allowing ...
A sailor checks an identification card (ID) before allowing a vehicle to enter a military installation. In physical security and information security, access control ( AC) is the selective restriction of access to a place or other resource, while access management describes the process. The act of accessing may mean consuming, entering, or ...
When you have a vestibular disorder, something is interfering with your body's balance system. It could be caused by disease or an injury, but the signals between your inner ear and brain are no ...
Neural pathway of vestibular/balance system. The vestibular system, in vertebrates, is a sensory system that creates the sense of balance and spatial orientation for the purpose of coordinating movement with balance. Together with the cochlea, a part of the auditory system, it constitutes the labyrinth of the inner ear in most mammals .
Pulled to one direction. Other symptoms that may accompany vertigo include: Feeling nauseated. Vomiting. Abnormal or jerking eye movements (nystagmus) Headache. Sweating. Ringing in the ears or ...
Sensory structures within the vestibule and semicircular canals control this. The vestibule contains two sacs, the utricle and the saccule, and each contains a sensory patch called a macula.
Treatment for Nasal Vestibulitis. Talk to your doctor to work out a suitable treatment for your nasal vestibulitis. Most cases of nasal vestibulitis can be treated with topical antibiotic creams ...
The way that the balcony or vestibule is ventilated divides smokeproof enclosures into two basic types: mechanically ventilated which is not actually a smokeproof enclosures, where the vestibule and stairwell are ventilated by mechanical equipment, and naturally ventilated open air smokeproof enclosures where the open balcony or vestibule [or ...